CVE-2021-26855 is a vulnerability tracked across 7 threat clusters and 9 intelligence report mentions on ThreatCluster. First observed November 6, 2025; most recent activity June 25, 2026.
FamousSparrow, a China-aligned APT group, launched a multi-wave cyberespionage campaign against an Azerbaijani oil and gas company from late December 2025 to February 2026. The attackers employed an evolved DLL…
Recent research from Darktrace reveals the evolution of Chinese-nexus cyber operations over the past two decades, highlighting a shift from high-volume attacks to more strategic, identity-centric intrusions. This change…
A new malware family named SharkLoader has been discovered, linked to a campaign called StrikeShark, which targets various sectors, including a diplomatic organization in Indonesia. SharkLoader acts as a loader to…
Organizations face heightened risks from old vulnerabilities as the AI era progresses. A recent study by TrendAI™ Research highlights that cybercriminals continue to exploit long-disclosed vulnerabilities, with the…
Mandiant has identified a surge in targeted campaigns by the threat group UNC1549, suspected to be linked to Iran, focusing on the aerospace, aviation, and defense sectors in the Middle East. Since mid-2024, these…
CYFIRMA Research and Advisory Team has identified Bactor Ransomware while monitoring underground forums. This ransomware targets Windows systems and affects multiple industries and technologies. The findings are part of…
Multiple ransomware strains, including Bactor, ChickenKiller, and Midnight, have been identified by CYFIRMA Research and Norton. Bactor and ChickenKiller ransomware target Windows systems, while Midnight ransomware has…